Inside one must put the mercury engine with its ironheating apparatus underneath.
内部必须放置一个水银引擎，还有一个对仪器加热的烙铁。
2
A bathtub body water cavity above the wood inner bottom (6) is provided with a stainless ironheating board (5).
在木质内底(6)上方的盆体水腔中设置有不锈铁加热板(5)。
3
Technology: cast ironheating it to good precast bent for the heating requirements. Add to die, from using hot metal casting, then finished, to be the ideal product.